Finding the Fourth Proportional to 407,683.26, 562,869.36 and 264,850.38
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Solution
The fourth proportional to 407,683.26, 562,869.36 and 264,850.38 is: 365,666.63
Step by Step Solution
- Step 1: Write the proportion equation
407,683.26 : 562,869.36 = 264,850.38 : x - Step 2: Convert to fraction form
407,683.26/562,869.36 = 264,850.38/x - Step 3: Cross multiply
407,683.26x = 562,869.36 × 264,850.38 - Step 4: Simplify right side
407,683.26x = 149,076,163,886.36 - Step 5: Solve for x
x = 149,076,163,886.36/407,683.26 - Step 6: Final answer
x = 365,666.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.